The primary purpose of team-building activities is to foster relationships and improve teamwork, enhancing overall team dynamics.

The author uses anecdotes to illustrate theoretical concepts, making option 3 the correct choice.

The author uses statistics to lend credibility to their argument, reinforcing their points with empirical evidence.

The concluding paragraph typically serves to summarize the main ideas presented in the text, making option A the correct choice.

The data emphasizes the alarming trends in climate change, aiming to raise awareness and prompt action.

The data illustrates the negative health impacts of urban pollution, highlighting the correlation between pollution levels and health issues.

The Kyoto Protocol is an international treaty aimed at reducing greenhouse gas emissions to combat climate change.

The passage focuses on the positive effects of meditation, indicating its promotion.

The passage emphasizes the significance of verbal ability in the context of competitive exams like CAT.

The second paragraph lists various technological advancements, supporting the author's main argument.

The primary purpose of the United Nations is to maintain international peace and security among nations.

Matrices are primarily used to represent and solve systems of linear equations, making them a fundamental tool in modern mathematics.

Recombinant DNA technology is used to create vaccines, produce antibiotics, and synthesize hormones like insulin.

Restriction enzymes are proteins that cut DNA at specific sequences, which is essential for cloning and genetic engineering.

During discharge, the primary reaction in a lead-acid battery is Pb + PbO2 + 2H2SO4 → 2PbSO4 + 2H2O.

The +M effect of -OCH3 is primarily due to resonance effect, where the lone pairs on oxygen can delocalize into the aromatic ring.

The inductive effect of the -Cl group in chloroacetic acid increases its acidity compared to acetic acid.

Brittleness is primarily due to high atomic bonding energy, which prevents the material from deforming plastically.

The color of transition metal complexes arises from the presence of unpaired electrons and the crystal field splitting of d-orbitals.

The color of transition metal compounds arises from the presence of unpaired electrons and d-d transitions.

Gases are highly compressible due to large intermolecular spaces between particles.

The Earth's magnetic field is primarily generated by the flow of molten iron in the outer core.

The elevation of boiling point occurs because the presence of solute lowers the vapor pressure of the solvent, requiring a higher temperature to reach boiling.

A precipitate forms when the ionic product exceeds the solubility product (Ksp) of the salt.

The formation of droplets is primarily due to surface tension, which minimizes the surface area of the liquid.

The high boiling point of water is primarily due to hydrogen bonding between water molecules.

Gases are highly compressible due to large intermolecular spaces between particles.

Halogens have high electronegativity due to their high ionization energy, which allows them to attract electrons effectively.

Alkali metals have low ionization energy, which contributes to their high reactivity.

Halogens are highly reactive because they have a strong desire to gain one electron to achieve a stable octet.